CN101838981B - Underwater rock-soil sounding device and underwater rock-soil exploration method - Google Patents
Underwater rock-soil sounding device and underwater rock-soil exploration method Download PDFInfo
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- CN101838981B CN101838981B CN2009102441296A CN200910244129A CN101838981B CN 101838981 B CN101838981 B CN 101838981B CN 2009102441296 A CN2009102441296 A CN 2009102441296A CN 200910244129 A CN200910244129 A CN 200910244129A CN 101838981 B CN101838981 B CN 101838981B
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Abstract
The invention provides an underwater rock-soil static sounding device which comprises a counterforce support device used for supplying counterforces, a vacuum forming device which is arranged on the counterforce support device to produce negative pressure, a static pressure device which is arranged in the counterforce support device and is used for a feeler lever, a control device which is arranged in the counterforce support device and is used for controlling the sounding of the feeler lever and a static sounding data measuring and processing device. When the underwater rock-soil sounding device is used for investigating the soil layer under a seafloor mud surface in the static pressure mode, the counterforce support device can provide sufficient counterforces for the static sounding of the underwater rock-soil sounding device, thereby smoothly carrying out underwater static sounding to acquire sounding parameters of the feeler lever, physical and mechanical characteristic parameters of the soil and the variation with the depth of the soil, and determining the carrying capacity and modulus of a marine rock-soil foundation. The invention also discloses an underwater rock-soil exploration method adopting the underwater rock-soil sounding device.
Description
Technical field
The present invention relates to the ground feeler inspection, especially relate to a kind ofly be used under water, the sounding device of ground under water of the particularly ground exploration in seabed and ground exploitation method under water thereof.
Background technology
21st century is the new century of marine resources development, and countries in the world are exploitation ocean, development marine economy and the marine industries strategic objective as national development.Along with the development of marine industries, the ocean not only can become human following important resource, particularly energy base, also can become the main battlefield of countries in the world contention expansion and development space.Aspect the unknown and following detection, the deep-sea ocean floor is the same with space, has very strong attraction and challenge.The engineering relevant with the deep water development of resources along with the continuous quickening of human development deep water resource paces and become one of focus of scientific and technical innovation on the world industry history.
With the great demand of marine resources development as country, the development and utilization ocean is as the fundamental state policy of country in China.Marine resources development has great strategic importance to China, and the while opportunities and challenges are also deposited.Deep-sea geotechnical investigation and detecting devices and technology under water is an indispensable critical support technology in the design and construction of large-scale maritime works's facility such as offshore production platform, also is the key technology of restriction China deep-sea exploitation.Exploitation ocean geotechnical investigation equipment and observation and control technology have important engineering to China's deep-sea resources exploitation and are worth and Practical significance, and will fill up the blank of domestic ocean geotechnical investigation technology, for carry out ocean geotechnical engineering characteristic research, large ocean engineering structure-ground interacts and safety evaluation provides strong technical support.
Deep-sea geotechnical investigation and detecting devices and technology under water is a critical support technology in the design and construction of large-scale maritime works's facilities such as offshore production platform, but under the ocean water that China has at present the geotechnical investigation technology mainly by abroad buying or lease and being only applicable to 30 meters of the depth of waters with shallow coastal waters or offshore engineering.To 30 meters with deeply, particularly 100 meters seabed geotechnical investigations work to 1000 meters depth of waters, basically be to entrust the company of ocean science developed countries such as the U.S., Japan and Holland to finish, be difficult to fully to grasp the firsthand information and cause information loss for information about.So, at the deep-sea under water aspect geotechnical investigation and the Detection Techniques, China does not have the equipment and the technology of own independent intellectual property rights basically, and this has become one of large ocean engineering services such as serious restriction China deep-sea production platform great bottleneck technical barrier in building.
Summary of the invention
The present invention is intended to solve at least one of technical problem that exists in the prior art.For this reason, one object of the present invention is to propose a kind of sounding device of ground under water that can carry out the geotechnical engineering detection in the deep water of different scale.
Further, the present invention need provide a kind of exploitation method of ground under water that can carry out the geotechnical engineering detection in the deep water of different scale.
According to the sounding device of ground under water of the present invention, can comprise: the counter-force bracing or strutting arrangement, being used under water, the ground sounding device provides counter-force; Vacuum forms device, and described vacuum forms device and can be arranged on the described counter-force bracing or strutting arrangement, is used for producing negative pressure at the counter-force bracing or strutting arrangement; Static pressure device, described static pressure device can be arranged on and be used in the described counter-force bracing or strutting arrangement ground is under water carried out static sounding; Control device, described control device can be arranged in the described counter-force bracing or strutting arrangement, are used to control the static sounding of static pressure device; And static sounding DATA REASONING and treating apparatus, described static sounding DATA REASONING and treating apparatus can be used to measure and handle the static sounding parameter of sounding rod.
The sounding device of ground under water according to the present invention is reconnoitred the following soil layer of seabed mud face in the static pressure mode, because described counter-force bracing or strutting arrangement provides enough counter-forces for the static sounding of ground sounding device under water, thereby make the described sounding device of ground under water can carry out trouble free service under water, and can obtain the static sounding parameter of sounding rod, thereby can obtain soil body physico mechanical characteristic parameter and, and the supporting capacity and the modulus of definite ocean Rock soil Foundation along the variation of the degree of depth.
In addition, the sounding device of ground under water according to the present invention also has at least one in the following additional technical feature:
According to one embodiment of present invention, the described sounding device of ground under water also comprises: the sounding rod splicing device, the adjacent setting with the static pressure device of described sounding rod splicing device is used for the described sounding rod of continued access.
According to one embodiment of present invention, described sounding rod splicing device comprises: at least one connects sounding rod; Connect the sounding rod apparatus for placing, described connection sounding rod apparatus for placing is used to hold described connection sounding rod; Electric rotating machine, described electric rotating machine are used for connection sounding rod apparatus for placing is rotated to the precalculated position; And the propelling linear electric motors, described propelling linear electric motors are used to advance the connection sounding rod of having settled, to carry out continued access with described sounding rod.
According to one embodiment of present invention, described sounding rod splicing device also comprises: the chuck hookup is used for carrying out the continued access process and carrying out clamping connecting sounding rod and described sounding rod.
According to one embodiment of present invention, when electric rotating machine will connect the sounding rod apparatus for placing and rotate to the precalculated position, chuck hookup and the clamping mutually of predetermined accommodation hole make predetermined connection sounding rod be promoted by pushing ram by the chuck linkage, and then carry out continued access with sounding rod.
According to one embodiment of present invention, described counter-force bracing or strutting arrangement comprises: sounding rod is placed and control cabinet, is used to hold sounding rod and described control device; Sounding rod connects and propelling module, and described sounding rod connection is placed with described sounding rod with propelling module and is connected with accommodation chamber, is used to hold described static pressure device; Vacuum static pressure cabin, described vacuum static pressure cabin is connected with propelling module with described sounding rod and is connected; And the injection cabin, described injection cabin is connected with described vacuum static pressure cabin, is used for injection in ground under water.
According to one embodiment of present invention, be provided with separating plate between described vacuum static pressure cabin and the described injection cabin, be used for preventing that the mud of ground enters described vacuum static pressure cabin under water, to realize the isolation of water and mud.
According to one embodiment of present invention, described negative pressure can for-60kPa～-80kPa.Described negative pressure can be and advances sounding rod that enough counter-forces are provided, with the huge water pressure and the draught head of antagonism deep-sea ocean floor formation.
According to one embodiment of present invention, described vacuum forms device and comprises: the drainage exhaust pipe; Water pump, described water pump are extracted the water in described injection cabin and the vacuum static pressure cabin out, and discharge by the drainage exhaust pipe; And vacuum pump, described vacuum pump is expelled to predetermined negative pressure via described drainage exhaust pipe with the gas in vacuum static pressure cabin and injection cabin.
According to one embodiment of present invention, the weight of described counter-force bracing or strutting arrangement is the 15-30 ton.
According to one embodiment of present invention, the described sounding device of ground under water also comprises the sealing device that described counter-force bracing or strutting arrangement is sealed, and to seal under the high pressure of deep-sea, makes the counter-force bracing or strutting arrangement to work under the environment of hermetically drying.
According to one embodiment of present invention, the described sounding device of ground under water also comprises the water and soil separator, and described water and soil separator is connected with described drainage exhaust pipe, is used for that the water in the described drainage exhaust pipe of flowing through is carried out water and soil and separates.
According to one embodiment of present invention, described static pressure device comprises: sounding rod; The static sounding position sensor is used to detect the sounding rod static sounding behind the precalculated position, triggers the static sounding stop signal; And the motor that is used to drive the sounding rod static sounding, described motor stops to drive after receiving described stop signal.
According to one embodiment of present invention, described control device be disposed for automatically performing in following one of at least: the control of sounding rod connection procedure, sounding rod advance control and static sounding DATA REASONING and processing controls automatically.
According to one embodiment of present invention, the described sounding device of ground under water also comprises supervising device under water, carries out process monitoring when being used for operation under water.
According to one embodiment of present invention, the described sounding device of ground under water also comprises geotechnical engineering feedback analysis and evaluating apparatus, is used for described static sounding parameter is analyzed and estimated.
According to one embodiment of present invention, the underwater exploration degree of depth of the described sounding device of ground under water is 30-1000m.
According to one embodiment of present invention, according to the sounding device of ground under water of the present invention, the degree of depth be 30-1000m carry out the deep-sea feeler inspection under water, obtain static sounding speed, by numerical simulation and feedback analysis, set up the quantitative relationship of survey data and Rock soil Characteristics, the geotechnical engineering characteristic is carried out rational evaluation.
According to another preferred embodiment, provide a kind of exploitation method of ground under water, this method adopts the above-mentioned sounding device of ground under water to explore.The steps include:
The described sounding device of ground is under water sunk down into ground zone under water;
Utilize described vacuum to form device with in the described ground under water of the described sounding device of the ground under water suction injection zone; And
Utilize the feeler inspection device to carry out ground feeler inspection under water.
According to the exploitation method of ground under water of the present invention, can be used for the physical mechanics condition parameter of back analysis rock and soil layer, determine the modulus of deformation and the intensity index of rock-soil material, determine the supporting capacity of ocean Rock soil Foundation.
Aspect that the present invention adds and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment below in conjunction with accompanying drawing, wherein:
Fig. 1 is the structural representation of the counter-force bracing or strutting arrangement of the sounding device of ground under water according to an embodiment of the invention;
Fig. 2 is the overall structure schematic diagram of the sounding device of ground under water shown in Fig. 1;
Fig. 3 is the static pressure device schematic diagram of the sounding device of ground under water shown in Fig. 1;
Fig. 4 is the sounding rod splicing device schematic diagram of the sounding device of ground under water shown in Fig. 1; With
Fig. 5 is the working state figure of the sounding device of ground under water shown in Fig. 1, wherein, Fig. 5 (a) has shown the sinking installment state of ground sounding device under water, Fig. 5 (b) has shown the suction injection state of ground sounding device under water, and Fig. 5 (c) has shown the static sounding exploration state of ground sounding device under water.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Below by the embodiment that is described with reference to the drawings is exemplary, only is used to explain the present invention, and can not be interpreted as limitation of the present invention.
Describe in detail according to the sounding device of ground under water 1 of the present invention below with reference to Fig. 1-Fig. 4, wherein Fig. 1 has shown the structural representation of the counter-force bracing or strutting arrangement of the sounding device of ground under water according to an embodiment of the invention.
As Fig. 1-shown in Figure 4, ground sounding device 1 comprises that counter-force bracing or strutting arrangement 11, vacuum form device, static pressure device 13, control device (not shown) and static sounding DATA REASONING and treating apparatus (not shown) under water.
Counter-force bracing or strutting arrangement 11 is used under water, and ground sounding device 1 provides counter-force.Counter-force bracing or strutting arrangement 11 comprises: sounding rod is placed and is connected and propelling module 112, vacuum static pressure cabin 113 and injection cabin 114 with control cabinet 111, sounding rod.Alternatively, sounding rod is placed and to be connected with control cabinet 111, sounding rod and propelling module 112 and injection cabin 114 are the round barrel shape cabin that cross section is a circle, and vacuum static pressure cabin 113 can be the awl tubular cabin of upper end diameter less than lower end diameter.
Wherein, sounding rod placement and control cabinet 111 are used to hold sounding rod 131 and control device.Sounding rod connects with propelling module 112 and is connected with accommodation chamber with the sounding rod placement, is used to hold static pressure device 13.Vacuum static pressure cabin 113 is connected with sounding rod with propelling module 112 and is connected.Injection cabin 114 is connected with vacuum static pressure cabin 113, is used for injection in ground under water.In an example of the present invention, counter-force bracing or strutting arrangement 11 also comprises the water and soil separator.Alternatively, the water and soil separator can be separating plate, this separating plate is arranged between vacuum static pressure cabin 113 and the injection cabin 114, and on separating plate, be formed with a lot of holes, be used for the water in injection cabin 114 is realized the isolation of water and mud, can prevent that the mud in the ground under water from entering in the vacuum static pressure cabin 113.
In the sounding device of ground under water 1 of the present invention, counter-force bracing or strutting arrangement 11 adopts the principle of suction barrel base, promptly by the vacuum pump that is placed on the bucket top system is vacuumized, and promptly can form initiatively suction to seabed mud face, as shown in Figure 2.Under the effect of this suction, the counter-force bracing or strutting arrangement 11 injection seabed mud face certain depths of barrel shape form a sealing system.Because the inside and outside huge pressure differential of bucket, make the suction of 11 pairs of seabeds of counter-force bracing or strutting arrangement mud face constitute the major part of the needed counter-force of static sounding, the weight that also has ground sounding device under water 1 itself in addition, also add the size of described counter-force extraly, and increased the stability of underwater exploration further.According to calculating, for example, be 2m and the high counter-force that about 15-50 ton can be provided for the counter-force bracing or strutting arrangement 11 of 3.0-4.0m of bucket according to bucket of the present invention footpath.
Because ground sounding device 1 need be worked under the environment of sealing under water, therefore, in an example of the present invention, ground sounding device 1 also comprises the sealing device that counter-force bracing or strutting arrangement 11 is sealed under water, under the high pressure of deep-sea counter-force bracing or strutting arrangement 11 is sealed.
As shown in Figure 2, vacuum forms device and is arranged on the counter-force bracing or strutting arrangement 11, so that produce negative pressure in counter-force bracing or strutting arrangement 11.Vacuum forms device and comprises drainage exhaust pipe 121, the water pump 122 and the vacuum pump 123 that link to each other with drainage exhaust pipe 121 upper ends.Wherein, the lower end of drainage exhaust pipe 121 is stretched in the vacuum static pressure cabin 113.After water pump 122 was extracted water in injection cabins 114 and the vacuum static pressure cabin 113 out, water was discharged by drainage exhaust pipe 121, and vacuum pump 123 is expelled to predetermined negative pressure via drainage exhaust pipe 121 with the gas in vacuum static pressure cabin 113 and injection cabin 114.Particularly, this negative pressure be-60kPa～-80kPa.Need to prove that those of ordinary skill can be regulated the size of described negative pressure according to the needs of underwater exploration after having read technique scheme, above-mentioned thus scope is for illustrative purposes, rather than in order to limit protection scope of the present invention.
During work, at first by the water in water pump 122 extraction injection cabins 114 and the vacuum static pressure cabin 113, stop water pump 122 work then, and start vacuum pump 123 work, by 123 pairs of vacuum static pressure of vacuum pump cabin 113 bleed, make pressure in the vacuum static pressure cabin 113 reach-60kPa～-negative pressure of 80kPa.After vacuum satisfies above-mentioned requirements, stop vacuum pump 123 work, thereby for advancing sounding rod 131 that enough counter-forces are provided, with the huge water pressure and the draught head of antagonism deep-sea ocean floor formation.
Owing between vacuum static pressure cabin 113 and injection cabin 114, form separating plate water and mud are isolated, thereby prevent mud in the ground under water from entering in the vacuum static pressure cabin 113 and stop up drainage exhaust pipe 121, thereby realized the water in the drainage exhaust pipe 121 of flowing through is filtered, guaranteed that thus water pump 122 and vacuum pump 123 can run well after exploration process and exploration end.
As shown in Figure 3, static pressure device 13 is arranged in the counter-force bracing or strutting arrangement 11, is used for ground is under water carried out static sounding.Particularly, static pressure device 13 is arranged in sounding rod connection and the propelling module 112.Static pressure device 13 comprises sounding rod 131, is used to measure the static sounding position sensor of static sounding displacement, bevel gearing 134 and motor 133.
During work, motor 133 drives sounding rod 131 static sounding seabed mud faces by bevel gearing 134, and can measure rotating speed at any time.When motor static sounding position sensor detects sounding rod 131 injection behind the precalculated position, trigger the static sounding stop signal, motor stops to drive sounding rod 131 after receiving stop signal.
Because will can not carry out manual intervention in the work of deep-sea underwater environment, each course of work need be finished overall process and operate automatically under pre-set programs.Control device and static sounding DATA REASONING and treating apparatus all are arranged in the sounding rod placement and control cabinet 111 of counter-force bracing or strutting arrangement 11.Control device is used to control the static sounding of sounding rod 131, and control device be disposed for automatically performing in following one of at least: sounding rod flange rotation control, the control of sounding rod connection procedure and sounding rod advance control automatically.And static sounding DATA REASONING and treating apparatus are used to measure and handle the static sounding parameter of sounding rod 131.
In one embodiment of the invention, also comprise sounding rod splicing device 14, sounding rod splicing device 14 be arranged on that sounding rod is placed and control cabinet 111 in, adjacent setting with the top of static pressure device 13 can continued access sounding rod 131 when the length of sounding rod 131 is not enough.
As shown in Figure 4, sounding rod splicing device 14 comprises that at least one connects sounding rod 141, connection sounding rod apparatus for placing 142, electric rotating machine 143, advances linear electric motors 144, pushing ram 146, rotary angle transmitter (not shown) and displacement transducer (not shown).
Connect sounding rod apparatus for placing 142 and be used to hold above-mentioned connection sounding rod 141, that is to say, connect sounding rod apparatus for placing 142 and be formed with an accommodation hole that is used to place connection sounding rod 141 at least.Described connection sounding rod apparatus for placing 142 can be set according to the needs of underwater exploration, for example, described connection sounding rod apparatus for placing 142 can hold a plurality of connection sounding rods 141, and when needed a plurality of connection sounding rods 141 is connected on the described sounding rod 131.Electric rotating machine 143 is used for connection sounding rod apparatus for placing 142 is rotated to the precalculated position.Advance linear electric motors 144 to advance the connection sounding rod of having settled 141, so that carry out continued access with sounding rod 131 by driving pushing ram 146.
In an example of the present invention, as Fig. 2-shown in Figure 4, sounding rod splicing device 14 also comprises chuck hookup 145, this chuck hookup 145 is arranged in sounding rod placement and the control cabinet 111, can match with one of them accommodation hole in connecting sounding rod apparatus for placing 142, promptly, when electric rotating machine 143 will connect sounding rod apparatus for placing 142 and rotate to the precalculated position, chuck hookup 145 and the clamping mutually of predetermined accommodation hole, predetermined connection sounding rod 141 is promoted by pushing ram 146 by the chuck linkage, and then carry out continued access with sounding rod 131.
The course of work of sounding rod splicing device 14 is: at first drive connection sounding rod apparatus for placing 142 to assigned address by electric rotating machine 143, when rotary angle transmitter detected connection sounding rod apparatus for placing 142 to assigned address, electric rotating machine 143 quit work.Then, arrive assigned address by the connection sounding rod 141 that advances linear electric motors 144 to promote to have placed, connect, finish the target that sounding rod prolongs so that finish sounding rod, when displacement transducer detects connection sounding rod 141 arrival assigned addresses, advance linear electric motors 144 to quit work.
Start chuck hookup 145, when the sensor on the chuck hookup 145 detect connect sounding rod 141 and sounding rod 131 finish be connected after, chuck unclamps, connecting moves is finished.At this moment, start propelling linear electric motors 144 and turn back to its initial position, and propelling linear electric motors 144 are quit work.And then starting electric rotating machine 143, after connection sounding rod apparatus for placing 142 forwarded certain angle to, electric rotating machine 143 quit work.Finished the connection that connects sounding rod 141 and sounding rod 131 thus, at this moment, connect sounding rod 141 and former sounding rod 131 and synthesize new sounding rod.If new sounding rod length is still not enough, then can be according to the above-mentioned course of work new connection sounding rod 141 of continued access again.
In one embodiment of the invention, ground sounding device 1 also further comprises supervising device under water under water, adopts monitoring video equipment to carry out process monitoring when promptly being used for operation under water.In another example of the present invention, ground sounding device 1 further comprises geotechnical engineering feedback analysis and evaluating apparatus under water, is used for the static sounding parameter is analyzed and estimated.
In another embodiment of the present invention, ground sounding device 1 comprises that further the data acquisition storage sends and the treatment system (not shown) under water.Send by the data acquisition storage and treatment system is finished data acquisition, storage, transmission and processing in the exploration process automatically at the sounding device 1 of ground under water of deep-sea underwater environment work.In the exploration process of lithosphere, need to write down sounding rod displacement, unit interval drilling depth; And in the exploration of seabed mud face, needing to write down sounding rod displacement, drilling depth and pressure, the line data data acquisition of going forward side by side storage sends and handles.
According to the sounding device of ground under water 1 of the present invention, its underwater exploration degree of depth can reach 30-1000m.Need to prove that those of ordinary skill can adapt to the degree of depth of described exploration according to the needs of underwater exploration after having read technique scheme, above-mentioned thus scope is for illustrative purposes, rather than in order to limit protection scope of the present invention.
The sounding device of ground under water according to the present invention is reconnoitred seabed mud face and lithosphere in the static pressure mode, and provide counter-force for the static sounding of ground sounding device under water by the counter-force bracing or strutting arrangement, and can obtain the feeler inspection parameter of sounding rod, thereby can obtain rock and soil body physico mechanical characteristic parameter and, and the supporting capacity of definite ocean Rock soil Foundation along the variation of the degree of depth.
Describe the method for utilizing the above-mentioned sounding device of ground under water 1 to carry out ground exploration under water with reference to Fig. 5 below, this method may further comprise the steps:
1. ground sounding device 1 sinks down into seabed mud face or lithosphere under water;
2. utilize vacuum to form device under water in ground sounding device 1 suction injection seabed mud face or the lithosphere; And
3. utilize the feeler inspection device to carry out ground feeler inspection under water.
Below with reference to Fig. 1-Fig. 5 describe in detail the sounding device 1 of ground under water according to the present invention at the deep-sea under water operating principle.
As shown in Figure 5, boat-carrying is after ground sounding device 1 is placed into the precalculated position by anchor chain 2 and hookup wire 3 under water, ground sounding device 1 sinks under its deadweight effect automatically under water, and contact is installed in (with reference to figure 5 (a)) on seabed mud face or the lithosphere, then by the water pump 122 and the vacuum pump 123 at ground sounding device 1 top draw water and bleed under water, seabed mud face or lithosphere are applied initiatively suction, make injection cabin 114 injection seabed mud faces or lithosphere (Fig. 5 (b)), automatically control static sounding exploration (Fig. 5 (c)) then, the while record acquisition also sends deal with data.After ground sounding device 1 is recovered to seagoing vessel 4 under water, carry out data analysis and inverting, and the relation of research feeler inspection drilling depth speed and rock and soil properties, by numerical simulation and feedback analysis, set up the quantitative relationship of survey data and Rock soil Characteristics, the geotechnical engineering characteristic is carried out rational evaluation.
Any mentioning " embodiment ", " embodiment ", " illustrative examples " etc. mean concrete member, structure or the characteristics described in conjunction with this embodiment and are contained among at least one embodiment of the present invention.Not necessarily refer to identical embodiment in this schematic statement everywhere of this manual.And when describing concrete member, structure or characteristics in conjunction with any embodiment, what advocated is, realizes that in conjunction with other embodiment such member, structure or characteristics all drop within those skilled in the art's the scope.
Although the specific embodiment of the present invention is described in detail with reference to a plurality of illustrative examples of the present invention, but it must be understood that, those skilled in the art can design multiple other improvement and embodiment, and these improve and embodiment will drop within the spirit and scope.Particularly, within the scope of aforementioned open, accompanying drawing and claim, can make rational modification and improvement aspect the layout of component and/or subordinate composite configuration, and can not break away from spirit of the present invention.Except the modification and the improvement of component and/or layout aspect, its scope is limited by claims and equivalent thereof.
Claims (17)
1. ground sounding device under water comprises:
The counter-force bracing or strutting arrangement, being used under water, the ground sounding device provides counter-force;
Vacuum forms device, and described vacuum forms device and is arranged on the described counter-force bracing or strutting arrangement, is used for producing negative pressure at the counter-force bracing or strutting arrangement;
Static pressure device, described static pressure device are arranged on and are used in the described counter-force bracing or strutting arrangement ground is under water carried out static sounding;
Control device, described control device are arranged in the described counter-force bracing or strutting arrangement, are used to control the static sounding of static pressure device; And
Static sounding DATA REASONING and treating apparatus, described static sounding DATA REASONING and treating apparatus are used to measure and handle the feeler inspection parameter of sounding rod.
2. the sounding device of ground under water according to claim 1 also comprises: the sounding rod splicing device, the adjacent setting with the static pressure device of described sounding rod splicing device is used for the described sounding rod of continued access.
3. the sounding device of ground under water according to claim 2, wherein, described sounding rod splicing device comprises:
At least one connects sounding rod;
Connect the sounding rod apparatus for placing, described connection sounding rod apparatus for placing is used to hold described connection sounding rod;
Electric rotating machine, described electric rotating machine are used for connection sounding rod apparatus for placing is rotated to the precalculated position; And
Advance linear electric motors, described propelling linear electric motors are used to advance the connection sounding rod of having settled, to carry out continued access with described sounding rod.
4. the sounding device of ground under water according to claim 3, wherein, described sounding rod splicing device also comprises:
The chuck hookup is used for carrying out the continued access process and carrying out clamping connecting sounding rod and described sounding rod.
5. the sounding device of ground under water according to claim 1, wherein, described counter-force bracing or strutting arrangement comprises:
Sounding rod is placed and control cabinet, is used to hold sounding rod and described control device;
Sounding rod connects and propelling module, and described sounding rod connection is placed with described sounding rod with propelling module and is connected with accommodation chamber, is used to hold described static pressure device;
Vacuum static pressure cabin, described vacuum static pressure cabin is connected with propelling module with described sounding rod and is connected; And
The injection cabin, described injection cabin is connected with described vacuum static pressure cabin, is used for injection in ground under water.
6. the sounding device of ground under water according to claim 5 wherein, is provided with separating plate between described vacuum static pressure cabin and the described injection cabin, is used for preventing that the mud of ground enters described vacuum static pressure cabin under water.
7. the sounding device of ground under water according to claim 5, wherein, described negative pressure is-60kPa～-80kPa.
8. the sounding device of ground under water according to claim 5, wherein, described vacuum forms device and comprises:
The drainage exhaust pipe;
Water pump, described water pump are extracted the water in described injection cabin and the vacuum static pressure cabin out, and discharge by the drainage exhaust pipe; And
Vacuum pump, described vacuum pump is expelled to predetermined negative pressure via described drainage exhaust pipe with the gas in vacuum static pressure cabin and injection cabin.
9. the sounding device of ground under water according to claim 2, wherein, the weight of described counter-force bracing or strutting arrangement is the 15-30 ton.
10. the sounding device of ground under water according to claim 1 also comprises the sealing device that described counter-force bracing or strutting arrangement is sealed.
11. the sounding device of ground under water according to claim 8 also comprises:
The water and soil separator, described water and soil separator is connected with described drainage exhaust pipe, is used for that the water in the described drainage exhaust pipe of flowing through is carried out water and soil and separates.
12. the sounding device of ground under water according to claim 1, wherein, described static pressure device comprises:
Sounding rod;
The static sounding position sensor is used to detect the sounding rod static sounding behind the precalculated position, triggers the static sounding stop signal; And
Be used to drive the motor of sounding rod static sounding, described motor stops to drive after receiving described stop signal.
13. the sounding device of ground under water according to claim 1, wherein, described control device be disposed for automatically performing in following one of at least: the control of sounding rod connection procedure, sounding rod advance control and static sounding DATA REASONING and processing controls automatically.
14. the sounding device of ground under water according to claim 1 also comprises: supervising device under water, carry out process monitoring when being used for operation under water.
15. the sounding device of ground under water according to claim 1 also comprises: geotechnical engineering feedback analysis and evaluating apparatus are used for described static sounding parameter is analyzed and estimated.
16. the sounding device of ground under water according to claim 1, wherein, the underwater exploration degree of depth of the described sounding device of ground under water is 30-1000m.
17. a ground exploitation method under water, this method are utilized, and arbitrary described sounding device of ground under water carries out ground exploration under water among the claim 1-16, described method comprises the steps:
The described sounding device of ground is under water sunk down into ground zone under water;
Utilize described vacuum to form device with in the described ground under water of the described sounding device of the ground under water suction injection zone; And
Utilize the feeler inspection device to carry out ground feeler inspection under water.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009102441296A CN101838981B (en) | 2009-12-29 | 2009-12-29 | Underwater rock-soil sounding device and underwater rock-soil exploration method |
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| CN2009102441296A CN101838981B (en) | 2009-12-29 | 2009-12-29 | Underwater rock-soil sounding device and underwater rock-soil exploration method |
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| CN101838981A CN101838981A (en) | 2010-09-22 |
| CN101838981B true CN101838981B (en) | 2011-08-24 |
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| CN103144751B (en) * | 2013-02-05 | 2015-08-12 | 中国海洋大学 | A kind of beach shallow sea sediment strength in situ detection device and method |
| CN105839608B (en) * | 2016-03-28 | 2017-10-27 | 铁道第三勘察设计院集团有限公司 | Hammering device in a kind of hammering method of dynamic penetration test and its hole |
| CN106284267B (en) * | 2016-10-21 | 2018-08-31 | 天津大学前沿技术研究院有限公司 | A kind of prospecting of offshore foundation and detection comprehensive platform |
| CN106368248B (en) * | 2016-10-21 | 2018-08-31 | 天津大学前沿技术研究院有限公司 | A kind of deep-sea soil investigation, soil exploration seat bottom device with auto-strengthening air bag |
| CN108445189B (en) * | 2018-04-27 | 2023-10-31 | 青岛海洋地质研究所 | Device and method for simulating static detection parameters of hydrate-containing sediment engineering |
| CN109555099B (en) * | 2019-01-07 | 2023-12-15 | 大连理工大学 | Novel ocean soil full-current sounding system and testing method |
| CN109823485B (en) * | 2019-03-06 | 2023-08-29 | 中国海洋大学 | Second generation beach shallow sea sediment intensity normal position detection device |
| CN111551309B (en) * | 2020-06-08 | 2021-06-22 | 中国海洋大学 | Counterweight separable assembled type pore water pressure monitoring system and laying method thereof |
| CN115354641B (en) * | 2022-09-14 | 2024-07-19 | 中国科学院力学研究所 | Underwater static penetration test device and method based on wave flow environment simulation |
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